US136319A - Improvement in lead-pencils - Google Patents
Improvement in lead-pencils Download PDFInfo
- Publication number
- US136319A US136319A US136319DA US136319A US 136319 A US136319 A US 136319A US 136319D A US136319D A US 136319DA US 136319 A US136319 A US 136319A
- Authority
- US
- United States
- Prior art keywords
- lead
- pencil
- pencils
- improvement
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 244000286663 Ficus elastica Species 0.000 description 3
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 3
- 229920001195 polyisoprene Polymers 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K29/00—Combinations of writing implements with other articles
- B43K29/02—Combinations of writing implements with other articles with rubbers
Definitions
- My improvement consists in combining with a pencil, or the wooden part or lead-carrier thereof, a holder or cap, or the equivalent thereof, and a piece of India rubber or elastic erasive material, whereby the erasure or rubbing out of a pencil line or mark made with the lead of the pointed end ofthe pencil may be readily eft'aced simply by rubbing thereupon the said erasive piece of rubber.
- A denotes a common peneil, of which a is the lead, and b the wooden holder of such lead.
- On one end of the pencil I attix a notched head or socket-piece, c, holding a convex piece of India rubber, d, and
- What I claim as my invention is- Gombining with a pencil, by means sub stantially as specified, a piece of India rubber, or like material, whereby marks made by the pencil may be effaced, as set forth.
Landscapes
- Adornments (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Description
.IQ GRAY.
Lead-Pencils.
J v l l 'a` l -I 1r; u
AM. PHominHasmPH/c ca Mossoms mams) i TATES PATENT OFFICE.
JOSHUA GEAY, OE MEDEOED, MASS., ASSIGNOE, EY MESNE ASSIGNMENTS, ro GOODYEAR RUBBER-HEAD PENCIL COMPANY, CE NEW YORK oirY.
IMPRVENIENT IN LED-PENCILS.I
Specification forming part of Letters Patent :.No. 136,319, dated February 25, 1573.
To all whom it may concern:
Be it known that I. JOSHUA GRAY, of Medford, in the county of Middlesex and State of Massachusetts, have invented certain Improvements in Lead-Pencils, of which the following is a speciication, reference being had to the accompanying drawing.
My improvement consists in combining with a pencil, or the wooden part or lead-carrier thereof, a holder or cap, or the equivalent thereof, and a piece of India rubber or elastic erasive material, whereby the erasure or rubbing out of a pencil line or mark made with the lead of the pointed end ofthe pencil may be readily eft'aced simply by rubbing thereupon the said erasive piece of rubber.
In the drawing, A denotes a common peneil, of which a is the lead, and b the wooden holder of such lead. On one end of the pencil I attix a notched head or socket-piece, c, holding a convex piece of India rubber, d, and
having the same projecting` from it, so that by inverting the pencil and rubbing such piece d on a mark made with the lead of the pointed end ofthe pencil such mark may be removed. from the paper 'or article upon which 'it may have been made.
The convenience of a pencil so made, or so provided with' an eraser of rubber, or having one fixed to its upper end by equivalent means, so as to answer the purpose otl removing` marks made by the lead ofthe pencil, will be apparent to any person.
What I claim as my invention is- Gombining with a pencil, by means sub stantially as specified, a piece of India rubber, or like material, whereby marks made by the pencil may be effaced, as set forth.
JOSHUA GRAY.
Witnesses:
SAMUEL D. HovEY, H. B. BLAUYELT.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US136319A true US136319A (en) | 1873-02-25 |
Family
ID=2205735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US136319D Expired - Lifetime US136319A (en) | Improvement in lead-pencils |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US136319A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6308371B1 (en) * | 1995-04-19 | 2001-10-30 | Royal Sovereign Limited | Silicone paint brush artist's tool |
-
0
- US US136319D patent/US136319A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6308371B1 (en) * | 1995-04-19 | 2001-10-30 | Royal Sovereign Limited | Silicone paint brush artist's tool |
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